noun ·2 syllables ·Rare ·Advanced level

Definitions

Noun

1. 1
   Synonym of fluorite. uncountable, usually
2. 2
   a soft mineral (calcium fluoride) that is fluorescent in ultraviolet light; chief source of fluorine wordnet

Synonyms

All synonyms

fluoritefluoritefluor

Etymology

Blend of fluorite + spar (“mineral, crystal”).

Related phrases

calcium fluoride

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.